@import url('https://fonts.googleapis.com/css?family=Muli&display=swap');

.body {
  background-color: #e1e1e1;
  font-family: 'Muli', sans-serif;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  height: 100vh;
  width: 100vw;
  overflow: hidden;
  margin: 0;

  .key {
    border: 1px solid #999;
    background-color: #eee;
    box-shadow: 1px 1px 3px rgba(0, 0, 0, 0.1);
    display: inline-flex;
    align-items: center;
    font-size: 20px;
    font-weight: bold;
    padding: 20px;
    flex-direction: column;
    margin: 10px;
    min-width: 150px;
    position: relative;

    small {
      position: absolute;
      top: -24px;
      left: 0;
      text-align: center;
      width: 100%;
      color: #555;
      font-size: 14px;
    }
  }
}

@media(max-width:768px) {
  .key {
    margin: 10px 0px;
  }
}